Junos OS and Junos OS Evolved: After receiving a specific number of crafted packets snmpd will segmentation fault (SIGSEGV) requiring a manual restart.

Summary

A release of illegal memory vulnerability in the snmpd daemon of Juniper Networks Junos OS, Junos OS Evolved allows an attacker to halt the snmpd daemon causing a sustained Denial of Service (DoS) to the service until it is manually restarted. This issue impacts any version of SNMP – v1,v2, v3 This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S20; 15.1 versions prior to 15.1R7-S11; 18.3 versions prior to 18.3R3-S6; 18.4 versions prior to 18.4R2-S9, 18.4R3-S10; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S8, 19.2R3-S4; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R2-S5, 19.4R3-S6; 20.1 versions prior to 20.1R3-S2; 20.2 versions prior to 20.2R3-S3; 20.3 versions prior to 20.3R3-S1; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R2-S2, 21.1R3; 21.2 versions prior to 21.2R1-S2, 21.2R2. Juniper Networks Junos OS Evolved 21.2 versions prior to 21.2R3-EVO; 21.3 versions prior to 21.3R2-EVO.

Timeline

1. Jan 19, 2022, 12:21 AM UTCCVE published
2. Sep 16, 2024, 11:31 PM UTCRecord last updated

Affected versions

• Juniper Networks Junos OS

  From 12.3 · fixed in 12.3R12-S20; From 15.1 · fixed in 15.1R7-S11; From 18.3 · fixed in 18.3R3-S6; From 19.3 · fixed in 19.3R3-S4; From 20.1 · fixed in 20.1R3-S2; From 20.2 · fixed in 20.2R3-S3; From 20.3 · fixed in 20.3R3-S1; From 20.4 · fixed in 20.4R3

• Juniper Networks Junos OS Evolved

  fixed in 21.2R3-EVO; From 21.3 · fixed in 21.3R2-EVO

References 2